Question

Rezolvati ecuatia:
$\frac{1}{ \frac{x}{x+1} }$ =2

Answer 1

$\frac{x+1}{x} =2$
x+1=2x
1=2x-x
1=x

Answer 2

1/x/x+1=2
x+1/x=2
x+1=2x
2x-x=1
x=1